Lyon, Lucius, 1800-1851A survey map of Allegan Township in Allegan County, Michigan, measured in 1831.JPEG200030df79a9-faaa-49fc-b637-7ab57cf36a93MI-T002N-R013WengDepartment of Natural Resources8888-003Public02N 13W - Survey Map of Allegan Township, Allegan County, Page 1 [Michigan]MapsMichigan--AlleganT002N-R013W1831